166784240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:455

約数の個数: 120

約数和(自身を含む): 455631552

約数和(自身を除く): 288847312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 157, 196, 245, 271, 280, 314, 392, 490, 542, 560, 628, 784, 785, 980, 1084, 1099, 1256, 1355, 1570, 1897, 1960, 2168, 2198, 2512, 2710, 3140, 3794, 3920, 4336, 4396, 5420, 5495, 6280, 7588, 7693, 8792, 9485, 10840, 10990, 12560, 13279, 15176, 15386, 17584, 18970, 21680, 21980, 26558, 30352, 30772, 37940, 38465, 42547, 43960, 53116, 61544, 66395, 75880, 76930, 85094, 87920, 106232, 123088, 132790, 151760, 153860, 170188, 212464, 212735, 265580, 297829, 307720, 340376, 425470, 531160, 595658, 615440, 680752, 850940, 1062320, 1191316, 1489145, 1701880, 2084803, 2382632, 2978290, 3403760, 4169606, 4765264, 5956580, 8339212, 10424015, 11913160, 16678424, 20848030, 23826320, 33356848, 41696060, 83392120, 166784240]

約数ペア:

[(1, 166784240), (2, 83392120), (4, 41696060), (5, 33356848), (7, 23826320), (8, 20848030), (10, 16678424), (14, 11913160), (16, 10424015), (20, 8339212), (28, 5956580), (35, 4765264), (40, 4169606), (49, 3403760), (56, 2978290), (70, 2382632), (80, 2084803), (98, 1701880), (112, 1489145), (140, 1191316), (157, 1062320), (196, 850940), (245, 680752), (271, 615440), (280, 595658), (314, 531160), (392, 425470), (490, 340376), (542, 307720), (560, 297829), (628, 265580), (784, 212735), (785, 212464), (980, 170188), (1084, 153860), (1099, 151760), (1256, 132790), (1355, 123088), (1570, 106232), (1897, 87920), (1960, 85094), (2168, 76930), (2198, 75880), (2512, 66395), (2710, 61544), (3140, 53116), (3794, 43960), (3920, 42547), (4336, 38465), (4396, 37940), (5420, 30772), (5495, 30352), (6280, 26558), (7588, 21980), (7693, 21680), (8792, 18970), (9485, 17584), (10840, 15386), (10990, 15176), (12560, 13279)]